- oral bisphosphonates for more than 2 consecutive months in the 6 months prior to randomization; treatment with intravenous bisphosphonates in the 6 months prior to randomization; treatment with more than 1 cycle of intermittent oral bisphosphonates in the 6 months prior to randomization; or having received the last cycle of this intermittent oral regimen less than 4 weeks prior to screening.